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# RAD DATA COMMUNICATIONS
CMN-C6A
Card Type Modem (asynchronous)
Chipset Unidentified
Maximum Data Rate 19.2Kbps x 2
Data Modulation Unidentified
Data Bus Proprietary
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Telephone line 1 out | CN1 | Telephone line 2 | CN3 |
| | | out | |
|----------------------+-------+---------------------+-------|
| Serial data port 1 | CN2 | Serial data port 2 | CN4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|----------------------------------------+-------+-----------|
| í CN2 is DCE | SW1 | Off |
|----------------------------------------+-------+-----------|
| CN2 is DTE | SW1 | On |
|----------------------------------------+-------+-----------|
| í CN4 is DCE | SW2 | Off |
|----------------------------------------+-------+-----------|
| CN4 is DTE | SW2 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-------+--------+--------+----------------------------------|
| PWR | Green | On | Power is on |
|-------+--------+--------+----------------------------------|
| PWR | Green | Off | Power is off |
|-------+--------+--------+----------------------------------|
| XMT1 | Yellow | On | Modem 1 is transmitting data |
|-------+--------+--------+----------------------------------|
| XMT1 | Yellow | Off | Modem is 1 not transmitting data |
|-------+--------+--------+----------------------------------|
| RCV1 | Yellow | On | Modem 1 is receiving data |
|-------+--------+--------+----------------------------------|
| RCV1 | Yellow | Off | Modem 1 is not receiving data |
|-------+--------+--------+----------------------------------|
| XMT2 | Yellow | On | Modem 2 is transmitting data |
|-------+--------+--------+----------------------------------|
| XMT2 | Yellow | Off | Modem is 2 not transmitting data |
|-------+--------+--------+----------------------------------|
| RCV2 | Yellow | On | Modem 2 is receiving data |
|-------+--------+--------+----------------------------------|
| RCV2 | Yellow | Off | Modem 2 is not receiving data |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTE |
|------------------------------------------------------------|
| This card is intended for use in the CMN-16 rack-mount |
| system. The bus is used only for supplying power for the |
| card. All other card functions are accessed through the |
| serial ports. |
+------------------------------------------------------------+